Home / 51,175.08-76,729.56-21,584.94

Finding the Fourth Proportional to 51,175.08, 76,729.56 and 21,584.94

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Solution

The fourth proportional to 51,175.08, 76,729.56 and 21,584.94 is: 32,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.08 : 76,729.56 = 21,584.94 : x
  2. Step 2: Convert to fraction form
    51,175.08/76,729.56 = 21,584.94/x
  3. Step 3: Cross multiply
    51,175.08x = 76,729.56 × 21,584.94
  4. Step 4: Simplify right side
    51,175.08x = 1,656,202,948.83
  5. Step 5: Solve for x
    x = 1,656,202,948.83/51,175.08
  6. Step 6: Final answer
    x = 32,363.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.